Front Range Airport
Aircraft Accident/Incident Report

Denver, Colorado 80137
Sunday, May 18, 1986 10:45 MDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT REPORT THAT HE ENTERED NORMAL TRAFFIC FOR LANDING AT FRONT RANGE AIRPORT. THERE WERE 3 OR 4 ACFT PRECEDING HIM SO HE EXTENDED HIS TRAFFIC PATTERN. AFTER TURNING ONTO FINAL APPROACH ABOUT 1 MILE FROM END OF RWY, THE PLT SAID THE ENG QUIT ABRUPTLY. THE ACFT STALLED AND CRASHED DURING THE ATTEMPTED FORCED LANDING. WRECKAGE EXAMINATION AND ENG RUN FAILED TO REVEAL EVIDENCE TO EXPLAIN THE REPORTED LOSS OF POWER.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/18/1986
Event Day of the Week Sunday
Time of Event 1045
Event Time Zone Mountain Daylight Time
Event City DENVER
Event State COLORADO
Event Country --
Zipcode of the event site 80137
Event Date Year 1986
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport FRONT RANGE
Event Location Nearest Airport ID 1W1
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 1
Degrees magnetic from airport 80
Airport Elevation 5486
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1050 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 260
Weather Observation Facility ID DEN
Elevation of weather observation facility 5333
Distance of event from weather observation facility (units?) 15
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 25000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 65
Air Temperature at event time (in degrees celsius) 17
Dew Point at event time (in degress fahrenheit) -2
Wind Direction (degrees magnetic) 30
Variable Wind Indicator Unknown
Wind Speed (knots) 11
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 572
NTSB Notification Source --
NTSB Notification Date May 19 1986 12:00AM
NTSB Notification Time 1130
Fiche Number and/or location -used to find docket information 30849
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2DE
NTSB Number DEN86LA139
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name PITTS
Aircraft Model S-1S
Aircraft Series Identifier S-1S
Aircraft Serial Number 555H
Certified Max Gross Weight 1500
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 31 1985 12:00AM
Airframe hours since last inspection 108
Airframe Hours 108
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name JOESEPH E. THOMPSON
Aircraft Owner Street Address 1287 S. WRIGHT CT.
Aircraft Owner City AURORA
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80011
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code 01V
Departure City AURORA
Departure State CO
Departure Country
Departure Time 1025
Departure Time Zone MDT
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 26
Runway Length 8000
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --